ghc: Work around broken pyopenssl on aarch64-darwin

pkgs/top-level/haskell-packages.nix

@@ -47,6 +47,8 @@ let
   # Use this rather than `rec { ... }` below for sake of overlays.
   inherit (pkgs.haskell) compiler packages;
 
+  sphinx = buildPackages.sphinx_offline;
+
 in {
   lib = haskellLibUncomposable;
 
@@ -87,7 +89,7 @@ in {
           packages.ghc8102Binary
         else
           packages.ghc865Binary;
-      inherit (buildPackages.python3Packages) sphinx;
+      inherit sphinx;
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_7;
       llvmPackages = pkgs.llvmPackages_7;
     };
@@ -100,7 +102,7 @@ in {
           packages.ghc8107BinaryMinimal
         else
           packages.ghc8107Binary;
-      inherit (buildPackages.python3Packages) sphinx;
+      inherit sphinx;
       # Need to use apple's patched xattr until
       # https://github.com/xattr/xattr/issues/44 and
       # https://github.com/xattr/xattr/issues/55 are solved.
@@ -116,7 +118,7 @@ in {
           packages.ghc8107BinaryMinimal
         else
           packages.ghc8107Binary;
-      inherit (buildPackages.python3Packages) sphinx;
+      inherit sphinx;
       inherit (buildPackages.darwin) autoSignDarwinBinariesHook xattr;
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_12;
       llvmPackages = pkgs.llvmPackages_12;
@@ -128,7 +130,7 @@ in {
           packages.ghc8107BinaryMinimal
         else
           packages.ghc8107Binary;
-      inherit (buildPackages.python3Packages) sphinx;
+      inherit sphinx;
       # Need to use apple's patched xattr until
       # https://github.com/xattr/xattr/issues/44 and
       # https://github.com/xattr/xattr/issues/55 are solved.
@@ -138,7 +140,7 @@ in {
     };
     ghcHEAD = callPackage ../development/compilers/ghc/head.nix {
       bootPkgs = packages.ghc8107Binary;
-      inherit (buildPackages.python3Packages) sphinx;
+      inherit sphinx;
       # Need to use apple's patched xattr until
       # https://github.com/xattr/xattr/issues/44 and
       # https://github.com/xattr/xattr/issues/55 are solved.